Studies for putting LNG Bunker systems in place (Ferrol, Barcelona, Huelva and various European ports) to supply vessels in port, including recommendations for operation and safety procedures. SiBunker Project (Conceptual simulator for LNG bunkering operations, with indicators of availability for making decisions about the most suitable configuration and potential improvements to it) with AEI Gasnam, in collaboration with Naturgy, Cotenaval and ESK.